forked from luck/tmp_suning_uos_patched
[ARM] 4979/1: [AT91] Olimex SAM9-L9260 board support
Support for the Olimex SAM9-L9260 board. <http://www.olimex.com/dev/sam9-L9260.html> Original patch from Ivan Vasilev. Signed-off-by: Andrew Victor <linux@maxim.org.za> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Andrew Victor
Russell King
parent
35131fb6c2
commit
66dbfc6cd9
1098
arch/arm/configs/sam9_l9260_defconfig
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1098
arch/arm/configs/sam9_l9260_defconfig
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@ -140,6 +140,13 @@ config MACH_CAM60
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Select this if you are using KwikByte's KB9260 (CAM60) board based on the Atmel AT91SAM9260.
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<http://www.kwikbyte.com/KB9260.html>
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config MACH_SAM9_L9260
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bool "Olimex SAM9-L9260 board"
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depends on ARCH_AT91SAM9260
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help
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Select this if you are using Olimex's SAM9-L9260 board based on the Atmel AT91SAM9260.
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<http://www.olimex.com/dev/sam9-L9260.html>
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endif
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# ----------------------------------------------------------
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@ -223,7 +230,7 @@ comment "AT91 Board Options"
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config MTD_AT91_DATAFLASH_CARD
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bool "Enable DataFlash Card support"
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depends on (ARCH_AT91RM9200DK || MACH_AT91RM9200EK || MACH_AT91SAM9260EK || MACH_AT91SAM9261EK || MACH_AT91SAM9263EK || MACH_AT91CAP9ADK)
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depends on (ARCH_AT91RM9200DK || MACH_AT91RM9200EK || MACH_AT91SAM9260EK || MACH_AT91SAM9261EK || MACH_AT91SAM9263EK || MACH_AT91CAP9ADK || MACH_SAM9_L9260)
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help
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Enable support for the DataFlash card.
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@ -33,6 +33,7 @@ obj-$(CONFIG_MACH_PICOTUX2XX) += board-picotux200.o
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# AT91SAM9260 board-specific support
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obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o
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obj-$(CONFIG_MACH_CAM60) += board-cam60.o
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obj-$(CONFIG_MACH_SAM9_L9260) += board-sam9-l9260.o
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# AT91SAM9261 board-specific support
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obj-$(CONFIG_MACH_AT91SAM9261EK) += board-sam9261ek.o
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199
arch/arm/mach-at91/board-sam9-l9260.c
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199
arch/arm/mach-at91/board-sam9-l9260.c
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@ -0,0 +1,199 @@
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/*
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* linux/arch/arm/mach-at91/board-sam9-l9260.c
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*
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* Copyright (C) 2005 SAN People
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* Copyright (C) 2006 Atmel
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* Copyright (C) 2007 Olimex Ltd
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/types.h>
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#include <linux/init.h>
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#include <linux/mm.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/spi/spi.h>
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#include <asm/hardware.h>
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#include <asm/setup.h>
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#include <asm/mach-types.h>
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#include <asm/irq.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include <asm/arch/board.h>
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#include <asm/arch/gpio.h>
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#include "generic.h"
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static void __init ek_map_io(void)
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{
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/* Initialize processor: 18.432 MHz crystal */
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at91sam9260_initialize(18432000);
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/* Setup the LEDs */
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at91_init_leds(AT91_PIN_PA9, AT91_PIN_PA6);
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/* DBGU on ttyS0. (Rx & Tx only) */
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at91_register_uart(0, 0, 0);
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/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
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at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
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| ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
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| ATMEL_UART_RI);
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/* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */
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at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
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/* set serial console to ttyS0 (ie, DBGU) */
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at91_set_serial_console(0);
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}
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static void __init ek_init_irq(void)
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{
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at91sam9260_init_interrupts(NULL);
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}
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/*
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* USB Host port
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*/
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static struct at91_usbh_data __initdata ek_usbh_data = {
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.ports = 2,
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};
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/*
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* USB Device port
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*/
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static struct at91_udc_data __initdata ek_udc_data = {
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.vbus_pin = AT91_PIN_PC5,
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.pullup_pin = 0, /* pull-up driven by UDC */
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};
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/*
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* SPI devices.
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*/
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static struct spi_board_info ek_spi_devices[] = {
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#if !defined(CONFIG_MMC_AT91)
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{ /* DataFlash chip */
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.modalias = "mtd_dataflash",
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.chip_select = 1,
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.max_speed_hz = 15 * 1000 * 1000,
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.bus_num = 0,
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},
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#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
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{ /* DataFlash card */
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.modalias = "mtd_dataflash",
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.chip_select = 0,
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.max_speed_hz = 15 * 1000 * 1000,
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.bus_num = 0,
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},
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#endif
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#endif
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};
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/*
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* MACB Ethernet device
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*/
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static struct at91_eth_data __initdata ek_macb_data = {
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.phy_irq_pin = AT91_PIN_PA7,
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.is_rmii = 0,
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};
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/*
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* NAND flash
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*/
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static struct mtd_partition __initdata ek_nand_partition[] = {
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{
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.name = "Bootloader Area",
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.offset = 0,
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.size = 10 * 1024 * 1024,
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},
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{
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.name = "User Area",
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.offset = 10 * 1024 * 1024,
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.size = MTDPART_SIZ_FULL,
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},
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};
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static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
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{
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*num_partitions = ARRAY_SIZE(ek_nand_partition);
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return ek_nand_partition;
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}
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static struct at91_nand_data __initdata ek_nand_data = {
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.ale = 21,
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.cle = 22,
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// .det_pin = ... not connected
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.rdy_pin = AT91_PIN_PC13,
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.enable_pin = AT91_PIN_PC14,
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.partition_info = nand_partitions,
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#if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16)
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.bus_width_16 = 1,
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#else
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.bus_width_16 = 0,
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#endif
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};
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/*
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* MCI (SD/MMC)
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*/
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static struct at91_mmc_data __initdata ek_mmc_data = {
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.slot_b = 1,
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.wire4 = 1,
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.det_pin = AT91_PIN_PC8,
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.wp_pin = AT91_PIN_PC4,
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// .vcc_pin = ... not connected
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};
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static void __init ek_board_init(void)
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{
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/* Serial */
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at91_add_device_serial();
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/* USB Host */
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at91_add_device_usbh(&ek_usbh_data);
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/* USB Device */
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at91_add_device_udc(&ek_udc_data);
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/* SPI */
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at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
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/* NAND */
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at91_add_device_nand(&ek_nand_data);
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/* Ethernet */
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at91_add_device_eth(&ek_macb_data);
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/* MMC */
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at91_add_device_mmc(0, &ek_mmc_data);
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/* I2C */
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at91_add_device_i2c(NULL, 0);
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}
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MACHINE_START(SAM9_L9260, "Olimex SAM9-L9260")
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/* Maintainer: Olimex */
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.phys_io = AT91_BASE_SYS,
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.io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
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.boot_params = AT91_SDRAM_BASE + 0x100,
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.timer = &at91sam926x_timer,
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.map_io = ek_map_io,
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.init_irq = ek_init_irq,
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.init_machine = ek_board_init,
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MACHINE_END
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